Reconstruct scopes (#41615)
Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/41615
Test Plan: Imported from OSS
Reviewed By: ZolotukhinM
Differential Revision: D22611331
Pulled By: taivu1998
fbshipit-source-id: d4ed4cf6360bc1f72ac9fa24bb4fcf6b7d9e7576
